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CVE-2016-4794 Details

Description

Use-after-free vulnerability in mm/percpu.c in the Linux kernel through 4.6 allows local users to cause a denial of service (BUG) or possibly have unspecified other impact via crafted use of the mmap and bpf system calls.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.8 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://rhn.redhat.com/errata/RHSA-2016-2574.html	CVE	Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2584.html	CVE	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1335889	CVE	Issue TrackingThird Party AdvisoryVDB Entry
https://lkml.org/lkml/2016/4/17/125	CVE	ExploitThird Party Advisory
https://source.android.com/security/bulletin/2016-12-01.html	CVE	Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/05/12/6	CVE	ExploitMailing ListThird Party Advisory
http://www.securityfocus.com/bid/90625	CVE	Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-3053-1	CVE	Third Party Advisory
http://www.ubuntu.com/usn/USN-3054-1	CVE	Third Party Advisory
http://www.ubuntu.com/usn/USN-3055-1	CVE	Third Party Advisory
http://www.ubuntu.com/usn/USN-3056-1	CVE	Third Party Advisory
http://www.ubuntu.com/usn/USN-3057-1	CVE	Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2574.html	[email protected]	Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2584.html	[email protected]	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1335889	[email protected]	Issue TrackingThird Party AdvisoryVDB Entry
https://lkml.org/lkml/2016/4/17/125	[email protected]	ExploitThird Party Advisory
https://source.android.com/security/bulletin/2016-12-01.html	[email protected]	Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/05/12/6	[email protected]	ExploitMailing ListThird Party Advisory
http://www.securityfocus.com/bid/90625	[email protected]	Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-3053-1	[email protected]	Third Party Advisory
http://www.ubuntu.com/usn/USN-3054-1	[email protected]	Third Party Advisory
http://www.ubuntu.com/usn/USN-3055-1	[email protected]	Third Party Advisory
http://www.ubuntu.com/usn/USN-3056-1	[email protected]	Third Party Advisory
http://www.ubuntu.com/usn/USN-3057-1	[email protected]	Third Party Advisory

see all 24 references

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-Other	Weakness Not in a Standard CWE Category	[email protected]

Affected Products

Product	Versions
linux linux kernel	>= 3.18, < 3.18.37 >= 3.19, < 4.1.28 >= 4.2, < 4.4.16 >= 4.5, < 4.6.5
CPE cpe:2.3:o:linux:linux_kernel:::::::: Remediation No remediation found in references.
canonical ubuntu linux	14.04 16.04
CPE cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts::: cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts::: Remediation No remediation found in references.

Change History

12 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 6, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Feb 16, 2023	Modified Analysis	[email protected]
Jan 5, 2018	CVE Modified	[email protected]
Jan 18, 2017	CVE Modified	[email protected]
Dec 22, 2016	Modified Analysis	[email protected]
Dec 20, 2016	CVE Modified	[email protected]
Nov 28, 2016	CVE Modified	[email protected]
May 24, 2016	Modified Analysis	[email protected]
May 24, 2016	Initial Analysis	[email protected]